Palmer, J. D. (1984). Biological rhythms and living clocks (2nd ed., rev.). Scientific Publications Dept., Carolina Biological Supply Co..
Tohutoru Kātū ChicagoPalmer, John D. Biological Rhythms and Living Clocks. 2nd ed., rev. Burlington, N.C.: Scientific Publications Dept., Carolina Biological Supply Co., 1984.
Tohutoro MLAPalmer, John D. Biological Rhythms and Living Clocks. 2nd ed., rev. Scientific Publications Dept., Carolina Biological Supply Co., 1984.
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